1: (4 7 10)

(0 8 6)(1 20 3)(2 12 5)(4)(7 15 10 18 9)(11 17 13)(14 19 16)

2: (9 10 18)

(0 8 6)(1 20 3)(2 12 5)(4)(7 15 10)(9)(11 17 13)(14 19 16)(18)

3: (0 8 6)

(0)(1 20 3)(2 12 5)(4)(6)(7 15 10)(8)(9)(11 17 13)(14 19 16)(18)

4: (2 12 5)

(0)(1 20 3)(2)(4)(5)(6)(7 15 10)(8)(9)(11 17 13)(12)(14 19 16)(18)